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| author | Timothy Pearson <tpearson@raptorengineering.com> | 2019-05-11 15:12:49 -0500 |
|---|---|---|
| committer | Timothy Pearson <tpearson@raptorengineering.com> | 2019-05-11 15:12:49 -0500 |
| commit | 9e80202352dd49bdd9e67b8b906d86f058431505 (patch) | |
| tree | 5673c17aad6e3833da8c4ff21b5a11f666ec9fbe /src/tests/tcg/mips/mips32-dsp/extpdpv.c | |
| download | hqemu-master.zip hqemu-master.tar.gz | |
Diffstat (limited to 'src/tests/tcg/mips/mips32-dsp/extpdpv.c')
| -rw-r--r-- | src/tests/tcg/mips/mips32-dsp/extpdpv.c | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/src/tests/tcg/mips/mips32-dsp/extpdpv.c b/src/tests/tcg/mips/mips32-dsp/extpdpv.c new file mode 100644 index 0000000..f5774ee --- /dev/null +++ b/src/tests/tcg/mips/mips32-dsp/extpdpv.c @@ -0,0 +1,47 @@ +#include<stdio.h> +#include<assert.h> + +int main() +{ + int rt, rs, ach, acl, dsp, pos, efi; + int result; + + ach = 0x05; + acl = 0xB4CB; + dsp = 0x07; + rs = 0x03; + result = 0x000C; + + __asm + ("wrdsp %1, 0x01\n\t" + "mthi %2, $ac1\n\t" + "mtlo %3, $ac1\n\t" + "extpdpv %0, $ac1, %4\n\t" + "rddsp %1\n\t" + : "=r"(rt), "+r"(dsp) + : "r"(ach), "r"(acl), "r"(rs) + ); + pos = dsp & 0x3F; + efi = (dsp >> 14) & 0x01; + assert(pos == 3); + assert(efi == 0); + assert(result == rt); + + ach = 0x05; + acl = 0xB4CB; + dsp = 0x01; + + __asm + ("wrdsp %1, 0x01\n\t" + "mthi %2, $ac1\n\t" + "mtlo %3, $ac1\n\t" + "extpdpv %0, $ac1, %4\n\t" + "rddsp %1\n\t" + : "=r"(rt), "+r"(dsp) + : "r"(ach), "r"(acl), "r"(rs) + ); + efi = (dsp >> 14) & 0x01; + assert(efi == 1); + + return 0; +} |
